Electric cutting torch



Sept. 19, 1933. g' 5 SAMMQNS LQE ELECTRIC CUTTING TORCH Filed June lO,1952 2 Sheets-Sheet l Sept 19, 1933- i. s. sAMMoNs ELECTRIC CUTTINGTORCH Filed June l0, 1932 2 Sheets-Sheet 2 Patented sept. 19, 19331,927,135

UNITED STATES PATENT OFFICE ELECTRIC CUTTING TORCH Ira S. Sammons,Pittsburg, Kans.

Application June 10, 1932. Serial No. 616,521

1 Claim. (Cl. 21B-15) This invention aims to provide a simple but beingadapted to receive the tube (not shown) by effective torch whereby metalmay be cut by a which the oxygen is supplied. combination of electricarc fusion and oxygen A valve casing 17 extends into the grip 6 and isflame, threaded or mounted otherwise in the neck 2. A 5l It is withinthe province of the disclosure to valve 18 is mounted in the valvecasing 17 and improve generally and to enhance the utility of isprovided with an insulating handle 19. The devices of that type to whichthe invention bore of the valve casing 17 communicates with aappertains, bore 9 in the body 1, and this bore is in com- With theabove and other objects in view, which munication with the connection16. The numeral 10 will appear as. the description proceeds, the in- 20marks an extension, preferably made of insu- 6 vention resides in thecombination and arrangelating material, and threaded on the end of thement of parts and in the details of construction valve casing 17. In itsouter end, the extension 20 hereinafter described and claimed, it beingunderhas a tapered recess 21. A collar 22 is threaded stood `thatchanges in the precise embodiment of on the extension 20 and retains aplug 23, of

the invention herein disclosed,.rnay be made tapered form, in the recess21. 70 within the scope of what is claimed, without de- The plug 23 hasa tubular portion 24, from which parting from the spirit of theinvention. extends a plurality of pipes 25, preferably made In theaccompanying drawings: of copper, the pipes 25 being arranged at rightFig. 1 shows in side elevation, a device conangles to the extension 20and the bore 9. The

structed in accordance with the invention; pipes 25 are embedded in apoint 26, preferably 75 Fig. 2 is atop plan; made of carbon. The pipes25 may be arranged Fig. 3 is a longitudinal section, wherein parts asdesired. In Fig. 7, four of them are shown as are broken away, partsbeing in section; located about a central pipe. In Fig. 8, parts Fig. 4is a cross section on the line 4-4 of hereinbefore described have beendesignated by Fig. 3; numerals previously used, with the suix a. In g@Fig. 5 is a cross section on the line 5-5 of this form of the invention,there are but four of Fig. 3; the pipes 25a, the central pipe of'Fig. 7being Fig. 6 is a cross section on the line 6-6 of omitted. Fig. 8 willmake it manifest that the Fig. 3; pipes may be arranged as desired inthe carbon 3o Fig. 7 is a cross section through the welding point 26a.85 point; The point 26 is disposed at right angles to the Fig. 8 is across section through the welding shank 4. The shank 4 terminates incompresspoint, this View showing a modification. ible jaws 27 which gripthe point 26 under the In carrying out the invention, there isproinfluence of a clamping device 28, such as a bolt vided a metal body1, supplied at one end` with a and wing nut. 9@

neck 2, and at its opposite end with a stem 3. In practical operation,the oxygen or other At that end of the body 1 which has the neck 2,fluid passes through the connection 16 and the the bOdy iS Supplied Witha Shank 4. Af the 6nd bore 9, into the valve casing 17, the iiow being0f the bOdY Opposite '60 the Sha-nk 4 there S a governed by manipulatingthe valve 18 through lug 5. the instrumentality of the handle 19. Theoxygen 95 The numeral 6 designates an msulajtmg gn?, passes through theextension 20, into the recess which may be variously Constructed Wlthoutde" 21, 'through the tubular portion 24 of the plug 23, parting from thespirit of the invention. .As and through the pipes 25 that are embedded-m shown. but not of lecessly tle loclss the carbon point 26. The heatproduced by the Oppos-1te1y dlspose mem eri 1 l? d .y burning oxygen atthe working end of the point securing elements 8. The ody is ouse in26,01. course aids in cutting the metal' the grip 6, as is also the neck2 on the body. The shank 4 projects out of the grip 6 and the stem 'Ihecurrentpasses through the conductor 14, the ear 11, the body 1, theshank 4, the Jaws 27 3 likew'se roects out of the grip. The lug 5extends fntcpa avity 1o formed in the members 7 and the bomb 26. an arebeine produced at the 105 of the grip 6. The lug 5 has an ear 11 locatedWorkmg end 0f the 13011111 26. The general conin the cavity 10 andconnected by securing elestruction of the device is such that, in asimple ment 12 to a conductor 14 which extends out of and eicientstructure, is combined all the adthe body. A nut 15 holds a connection16 on the vantages oi an oxygen cut and an electric arc exposed end ofthe stein 3. the connection 16 cut, working at the same point ofapplication. 110

parts of the grip about the body, the grip having a. recess receivingand housing the said projecting member and its conductor holding means,the shank and the stem extending out of the grip, a cutting pointreleasably held in the jaws, a. pipe extended longitudinally through thepoint, the body having a longitudinal bore extended through the stem,and means mounted on the body, and including a valve external to thegrip, for connecting the pipe releasably to the body, in communicationwith the bore.

IRA S. SAMMONS.

